package com.atguigu.spring6.aop.annotation.aop;

/**
 * @author: Michael
 * @date: 2025/5/15
 * @desc:
 */
public interface Calculator {

    int add(int i, int j);

    int sub(int i, int j);

    int mul(int i, int j);

    int div(int i, int j);
}
